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BS 1868 / API 6D BOLTED COVER CHECK VALVES
 

 
 

Heavy duty Bolted Cover, Renewable Seatring for Carbon Steel Valves, Integral for Stainless Steel Valves. Valves with most advanced design features provide the ultimate in dependable, economic flow control
 
Compliance Standards
Parameter Compliance to
Design BS 1868/ ASME B 16.34 /API 6D- ISO 14313
Pressure Temperature Rating ASME B 16.34
Face to Face / End to End  ASME B 16.10/ ISO 5752/ BS 2080/ DIN
End Flange Dimensions ASME B 16.5/ ISO 7005-1/ API 605/ BS 3293/ DIN
Butt Weld End Dimensions ASME B 16.25
Inspection & Testing ISO 5208 /API 598/ BS 6755 PART I
Part No. Part  Material
1 Body A 216 WCB/ A 217 WC6/ WC 9/ C5/ C 12/ A 351 CF 8/ CF8M/A 352 LCB 
2 Cover A 216 WCB/ A 217 WC6/ WC 9/ C5/ C 12/ A 351 CF 8/ CF8M/A 352 LCB 
3 Hinge A 216 WCB/ A 217 WC6/ WC 9/ C5/ C 12/ A 351 CF 8/ CF8M/A 352 LCB 
4 Seatring @ A 216 WCB/ A 217 WC6/ WC 9/ C5/ C 12/ A 351 CF 8/ CF8M/A 352 LCB 
5 Disc@ A 216 WCB/ A 217 WC6/ WC 9/ C5/ C 12/ A 351 CF 8/ CF8M/A 352 LCB 
6 Disc Nut Carbon Steel / Stainless Steel
7 Disc Washer Carbon Steel / Stainless Steel
8 Hinge Pin A 276 410/ 304/ 316
9 Cover Gasket Soft Iron / SS 304 / Graphoil
10 Cover Studs A 193 Gr. B7 / Gr. B7M/ Gr. B8 / Gr. B8M/ L7
11 Cover Nuts A 193 Gr. B7 / Gr. B7M/ Gr. B8 / Gr. B8M/ L7
 

@ CS & Alloy Steel Disc and Seat Rings will be overlayed with 13% Cr. Or Stellite 6 as per customer specifications

The Body to Bonnet Joint is flat in ISO PN 20/ ASME 150 Class, a Male and Female joints used in ISO PN 50/ ASME 300 Class & PN 100/ASME 600 Class

Options

  • Check Valves can be supplied with counter weight or dash pot arrangements
  • Full Opening, Piggable design available
 
ISO PN 20/ ASME 150 CLASS
  50 65 80 100 150 200 250 300 350 400 450 500 600
L - RF 203 216 241 292 356 495 622 699 787 864 977 977 1295
L1 - BW 203 216 241 292 356 495 622 699 787 864 977 977 1295
Port 51 64 76 102 152 203 254 305 336 387 438 489 591
H (App.) 160 190 200 225 250 305 380 420 435 530 570 625 675
ØD 152 178 190 229 279 343 406 483 533 597 635 698 813
b 15.9 17.5 19.1 23.9 25.4 28.6 30.2 31.8 35.0 36.6 39.7 42.9 47.7
Øq 92 105 127 157 216 270 324 381 413 470 533 584 692
f 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6
Øj 19 19 19 19 22 22 25 25 29 29 32 32 35
N 4 4 4 8 8 8 12 12 12 16 16 20 20
K:PCD 120 139 152 190 241 298 362 432 476 539 578 635 749
Ring No.** R 22 R 25 R 29 R 36 R 43 R 48 R 52 R 56 R 59 R 64 R 68 R 72 R 76
ISO PN 50/ ASME 300 CLASS
  50 65 80 100 150 200 250 300 350 400 450 500 600
L - RF 267 292 318 355 444 533 622 711 838 863 977 1016 1346
L1 - BW 267 292 318 355 444 533 622 711 838 863 977 1016 1346
Port 51 64 76 102 152 203 254 305 337 387 438 489 591
H (App.) 180 200 210 240 280 330 385 440 500 545 605 675 785
ØD 165 190 210 254 318 381 444 521 584 648 711 775 914
b 22.3 25.4 28.6 31.8 36.6 41.3 47.7 50.8 54.0 57.2 60.4 63.5 69.9
Øq 91.9 105 127 157 216 270 324 381 413 469.9 533 584 692
f 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6
Øj 19 22 22 22 22 25 29 32 32 35 35 35 41
N 8 8 8 8 12 12 16 16 20 20 24 24 24
K:PCD 127 149 168 200 270 330 387 451 514 571 628 686 813
Ring No.** R 23 R 26 R 30 R 37 R 45 R 49 R 53 R 57 R 61 R 65 R 69 R 73 R 77
ISO PN 100/ ASME 600 CLASS
  50 65 80 100 150 200 250 300 350 400 450 500
L - RF 292 330 355 431 558 660 787 838 889 991 1092 1194
L1 - BW 292 330 355 431 558 660 787 838 889 991 1092 1194
Port 51 64 76 102 152 203 254 305 336 387 438 489
H (App.) 190 215 230 260 300 395 460 525 580 630 690 810
ØD 165 190 210 273.1 355.6 419 508 558.8 603.25 685.8 743 813
b 25.4 28.6 31.8 38.1 47.7 55.6 63.5 66.7 69.9 76.2 82.6 88.9
Øq 92 105 127 157 215.9 270 324 381 413 469.9 533 584
f 6.3 6.3 6.3 6.3 6.3 6.3 6.3 6.3 6.3 6.3 6.3 6.3
Øj 19.1 22.4 22.4 25.4 29 31.8 35.05 35.05 38.1 41.15 45 45
N 8 8 8 8 12 12 16 20 20 20 20 24
K:PCD 127 149 168 216 292 349 432 489 527 603 654 724
Ring No.** R 23 R 26 R 30 R 37 R 45 R 49 R 53 R 57 R 61 R 65 R 69 R 73
** Ring No. Specified for RTJ Flanges.


Every individual valve manufactured at HK is inspected and pressure tested, for which test certificates are provided according to ISO 10474/EN10204 3.1 B

Due to continuous product development the products, texts, photographs, graphics and diagrams in this broucher may be subject to alteration by HK without prior notice or reasons being given.
 
 
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